Cost to Run a Phone Charger in South Carolina
South Carolina's average residential electricity rate is 17.1¢/kWh as of April 2026 — the 29th cheapest in the country, 9% below the U.S. average. At typical usage (3 hours/day), a phone charger here costs 9.4¢ per month.
Per hour
0.1¢
at 4–20 W
Per day
0.3¢
3 hours/day
Per month
9.4¢
0.5 kWh
Per year
$1.12
6.6 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.5 hrs/day) | 0.2¢ | 4.7¢ | $0.56 |
| Typical (3 hrs/day) | 0.3¢ | 9.4¢ | $1.12 |
| Heavy (6 hrs/day) | 0.6¢ | $0.19 | $2.25 |
South Carolina vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a phone charger in South Carolina?
At South Carolina's current average residential rate of 17.1¢/kWh (April 2026), a phone charger with typical usage costs about 0.3¢ per day, 9.4¢ per month, or $1.12 per year.
Is running a phone charger in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 9% below the U.S. average: 9.4¢ per month here versus $0.10 nationally.
What does electricity cost in South Carolina right now?
South Carolina residents pay an average of 17.1¢ per kWh as of April 2026 — the 29th cheapest rate of the 51 U.S. jurisdictions we track.